<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>
<div>
  <h1>注册页面</h1>
  <input type="text" placeholder="用户名" v-model="user.username">
  <input type="text" placeholder="密码" v-model="user.password">
  <input type="text" placeholder="昵称" v-model="user.nickname">
  <input type="button" value="注册" @click="reg()">

</div>
<!--引入axios、js、vue框架文件-->
<script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
<!-- import Vue before Element -->
<script src="https://cdn.staticfile.org/vue/2.6.14/vue.min.js"></script>
<!-- import JavaScript -->
<script src="https://cdn.staticfile.org/element-ui/2.15.9/index.min.js"></script>
<script>
    let v = new Vue({
        el:"body>div",
        data:{
          user:{
            username:"",password:"",nickname:""
          }
        },
        methods:{
          reg(){
            axios.post("/reg",v.user).then(function (response) {
              if (response.data == 1){
                alert("注册成功");
                location.href="/";
              }else {
                alert("用户名已存在")
              }
            })
          }

        }
    })
</script>

</body>
</html>